fhem.pl: Revert last regexp-check, affecting FileLog/Notify/etc (Forum #36663)

git-svn-id: https://svn.fhem.de/fhem/trunk@8498 2b470e98-0d58-463d-a4d8-8e2adae1ed80

fhem/fhem.pl

@@ -4042,7 +4042,7 @@ notifyRegexpChanged($$)
   my $dev;
   $dev = $1 if(($re =~ m/^([^:]*)$/ || $re =~ m/^([^:]*):(.*)$/));
 
-  if($dev && defined($defs{$dev})) {
+  if($dev && defined($defs{$dev}) && $re !~ m/\|/) { # Forum #36663
     $hash->{NOTIFYDEV} = $dev;
   } else {
     delete($hash->{NOTIFYDEV}); # when called by modify